Browsing Bildiri Koleksiyonu by Title
Now showing items 21-40 of 210
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Broadband asymmetric quantum-well infrared photodetector in long-wavelength infrared range (LWIR)
(IEEE, 2007)A theoretical investigation of a GaAs-AlGaAs infrared detector consisting of three asymmetric quantum wells is presented. Each quantum well is sensitive to yield absorption and a photoresponse at peak wavelengths of 8 pro, ... -
Broadband staircase quantum well infrared photodetector: working in long wavelength infrared range (LWIR)
(WILEY-V C H VERLAG GMBH, 2007)We present a theoretical investigation of a staircase-like quantum well infrared photodetector (QWIP). it detects wavelength between 7.6 mu m and 13.5 mu m range at an applied electric field of F = 1.9x10(4) V/cm at 77 K. ... -
Cancer risk assessment in drinking water of Izmir, Turkey
(SPRINGER, 2007)In this study, the occurrence of trihalomethanes (THMs) of the tap water in Izmir City was investigated and the lifetime cancer risk of THMs through oral ingestion, dermal absorption, and inhalation exposure were estimated. ... -
The cathodic electrolytic plasma hardening of steel and cast iron based automotive camshafts
(Polish Academy of Sciences, 2017)Cathodic electrolytic plasma hardening is a novel thermochemical surface modification and hardening process, used to increase wear resistance and surface hardness of metallic components in a local area of interest. The ... -
Chaotic System Design with Quadratic Nonlinearities via Switched State Controlled-Cellular Neural Networks
(IEEE, 2017)In this study, switched State Controlled- Cellular Neural Network is used to design a chaotic system with quadratic nonlinearities. By using bipolar voltage controlled switching parameters, classical State Controlled- ... -
CHARACTERIZATION AND MECHANICAL PROPERTIES OF PM Fe-Cu/SiCp ALLOYS
(TRANS TECH PUBLICATIONS LTD, 2014)Fe-Cu-Co alloys are the new generation of metal matrix for diamonds in PM processed cutting tools. These alloys were created with the purpose of reducing the cobalt content in diamond tools. Nevertheless, little have been ... -
Characterization of diamond impregnated B4C/Fe-Co MMC
(European International Powder Metallurgy Congress and Exhibition, Euro PM 2011, 2011)In this study, impregnated diamond cutting tools (Fe-Co matrix composite sockets) are processed by powder metallurgy method using hot pressing technique. The effects of Fe and B4C additions on the characteristic of diamond ... -
Churches Influenced by Underground Mining in the Karvina Region Used for the Purposes of Geotourism
(ELSEVIER SCIENCE BV, 2016)The article aims to point out the mutual relations between underground mining and its manifestations on the ground surface. For the purpose, churches in the Karvina Region were selected. The buildings have been affected ... -
Classification of Customer Demands by Organizational Workflows [Müsteri Taleplerinin Organizasyonel Is Akislarina Uygun Siniflandirilmasi]
(Institute of Electrical and Electronics Engineers Inc., 2019)Corporate firms that aim to be permanent in the long term should not lose existing customers and need to win new customers. The increase in the number of firms offering similar services also increases the alternatives for ... -
A comparative study on the estimation of noise standard deviation using DATE and truncation thresholds [Gürültü Standart Sapmasinin DATE ve Kirpma Esikleri ile Kestirimi Üzerine Karsilastirmali bir Çalisma]
(Institute of Electrical and Electronics Engineers Inc., 2018)D-dimensional amplitude trimmed estimator (DATE) is used for estimating the noise standard deviation in data that can be modelled as a signal in additive white Gaussian noise. Truncation thresholds are a pair of amplitude ... -
Comparison of blast-induced ground vibration predictors in Seyitomer coal mine
(CRC PRESS-TAYLOR & FRANCIS GROUP, 2012)Blast induced vibration is one of the most important environmental problems in various sectors such as mining, quarry, tunneling and pipeline trenching. Therefore, experts in this field study intensively to eliminate these ... -
Comparison of graph based document summarization method [Çizge Tabanli Doküman Özetleme Yöntemlerinin Karşilaştirilmasi]
(Institute of Electrical and Electronics Engineers Inc., 2017)Today, with the development of the internet, documents containing information such as articles, news, web pages are produced and stored in digital environment. However, the increase in the number of media where people are ... -
Comparison of machine learning classifiers for protein secondary structure prediction [Protein ikincil yapi tahmini için makine ö?renmesi yöntemlerinin karşilaştirilmasi]
(Institute of Electrical and Electronics Engineers Inc., 2018)Three-dimensional structure prediction is one of the important problems in bioinformatics and theoretical chemistry. One of the most important steps in the three-dimensional structure prediction is the estimation of secondary ... -
Comparison of NR and UniClust databases for protein secondary structure prediction [Protein Ikincil Yapi Tahmini için NR ve UniClust Veri Tabanlarinin Karsilastirilmasi]
(Institute of Electrical and Electronics Engineers Inc., 2018)Three-dimensional structure prediction is one of the important problems in bioinformatics and theoretical chemistry. One of the most important steps in the three-dimensional structure prediction is the estimation of secondary ... -
Comparison of the effects dimensionalty methods in the training of neuro-fuzzy (ANFIS) classifications [Neuro-fuzzy(ANFIS) siniflayicilarinin e?itiminde farkli boyut indirgeme yöntemlerinin model performansi üzerindeki etkileri]
(Institute of Electrical and Electronics Engineers Inc., 2017)Adaptive Network Based Fuzzy Inference Systems (ANFIS) is a hybrid artificial intelligence method that uses artificial neural network models with parallel computing and learning features and fuzzy logic extraction. The ... -
Comparison of the Web based multimedia protocols for NAT traversal performance [Web Tabanli Multimedya Protokollerinin NAT Geçişi Başarimlarinin Karşilaştirilmasi]
(2015 23rd Signal Processing and Communications Applications Conference, SIU 2015, 2015)RTMFP and WebRTC standards for Web-based real-time media data sharing applications are provided significant gains. These types of applications and are among the topics researched intensely. A model for the web based real ... -
Comparison of truncation thresholds with four different robust scale estimators [Kirpma Esikleri'nin Dört Farkli Gürbüz Ölçek Kestirimci ile Kiyaslanmasi]
(Institute of Electrical and Electronics Engineers Inc., 2018)Spike detection in extracellular neural recordings is performed using amplitude thresholding. The threshold is set to 3 to 5 times the estimated standard deviation of the noise in the filtered recording. Robust median ... -
Conservation of Selected Churches in the Most Region and Karvina Region and Their Significance for Geotourism
(ELSEVIER SCIENCE BV, 2016)Coal mining in the Czech Republic has left significant marks on the geomorphology of the regions. Simultaneously, it has also affected the lives of people who have lived there for centuries. This article selects two areas, ... -
The contribution of rumination and internal working models of attachment to psychological symptoms
(ELSEVIER SCIENCE BV, 2010)This study examined the relations of ruminative tendency and internal working models of attachment (Self-Model and Other-Model) to psychological symptoms among the Turkish university students. The sample comprised of 610 ... -
Copper recovery from the tailings of slag flotation by leaching and roasting
(2006)The sulphuric acid and the hydrogen peroxide leaching and roasting with/without addition of NaCl and Na2SO4of tailings of Black Sea Copper Works Flotation Plant (in Turkey) were studied. The native copper, covellite, ...